Recall That in a Study by Charles Bond Et Al

Recall that in a study by Charles Bond et al.(1988) ,the treatment of mental health patients by the staff was examined,and the staff was found to use harsher penalties for violent behavior by black patients than for whites (straitjackets and drugs as opposed to time-outs) .After the patients had been in the hospital for about a month,what happened?

A) Most black patients were lobotomized.
B) More white patients were released than black patients.
C) The staff was treating black and white patients equally.
D) The black patients' families filed a lawsuit against the staff.